Structural formula
| Business number | 029T |
|---|---|
| Molecular formula | C6H4Cl2O |
| Molecular weight | 163.00 |
| label |
3,4-dichlorophenol, 3,4-Dichlorophenol, 3,4-Dichloro-hydroxybenzene, Cl2C6H3OH |
Numbering system
CAS number:95-77-2
MDL number:MFCD00002258
EINECS number:202-450-5
RTECS number:SK8800000
BRN number:1907693
PubChem number:24894075
Physical property data
1. Properties: needle-like crystals.
2. Gas phase standard claims heat (enthalpy) (kJ·mol-1): -194.4
3. Relative vapor density (g/mL, Air=1): Undetermined
4. Melting point (ºC): 68
5. Boiling point (ºC, normal pressure): 145-146
6 . Boiling point (ºC, kPa): Not determined
7. Refractive index: Undetermined
8. Flash point (ºC): 252-255
9 . Specific rotation (º): Undetermined
10. Autoignition point or ignition temperature (ºC): Undetermined
11. Vapor pressure (mmHg,ºC): Undetermined
12. Saturated vapor pressure (kPa, ºC): Undetermined
13. Heat of combustion (KJ/mol): Undetermined
14. Critical temperature (ºC): Undetermined
15. Critical pressure (KPa): Undetermined
16. Log value of oil-water (octanol/water) partition coefficient: Undetermined
17. Explosion upper limit (%, V/V): Undetermined
18. Explosion lower limit (%, V/V): Undetermined
19. Solubility : Soluble in ethanol, ether and benzene.
Toxicological data
1. Acute toxicity: mouse oral LD50: 1685mg/kg;
Ecological data
This substance is harmful to the environment, and special attention should be paid to the pollution of water bodies.
Molecular structure data
1. Molar refractive index: 37.92
2. Molar volume (cm3/mol): 111.7
3. Isotonic specific volume (90.2K ): 294.0
4. Surface tension (dyne/cm): 47.8
5. Polarizability (10-24cm3): 15.03
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): None
2. Number of hydrogen bond donors: 1
3. Number of hydrogen bond acceptors: 1
4. Number of rotatable chemical bonds: 0
5. Number of tautomers: 3
6. Topological molecule polar surface area 20.2
7. Number of heavy atoms: 9
8. Surface charge: 0
9. Complexity: 97.1
10. Number of isotope atoms: 0
11. Determine the number of atomic stereocenters: 0
12. Uncertain number of atomic stereocenters: 0
13. Determine the number of chemical bond stereocentersNumber: 0
14. Number of uncertain chemical bond stereocenters: 0
15. Number of covalent bond units: 1
Properties and stability
Avoid contact with oxidants, acid anhydrides, and acid chlorides.
Storage method
Store in a cool, ventilated warehouse. Keep away from fire and heat sources. Protect from direct sunlight. The packaging is sealed. They should be stored separately from oxidants, acid anhydrides and acid chlorides, and avoid mixed storage. Equipped with the appropriate variety and quantity of fire equipment. Suitable materials should be available in the storage area to contain spills.
Synthesis method
None yet
Purpose
Used as gas chromatography comparison sample and used in organic synthesis.
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